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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior F5 Network Engineer - **Company:** The Joule - **Location:** Lafayette, LA, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Amazon Cloudfront, JIRA, Microsoft Azure, Computer Engineering, Data Centers, Domain Name System (DNS), Failover, Network Troubleshooting, Network Architecture, Routing, Network Service, Ansible, BIG-IP Global Traffic Manager (GTM), Firewall Policy Management, TCP/IP, Cloud-native Network Functions (CNF), Transport Layer Security, Load Balancing, Cloud Platform System, F5 GTM, Connectivity Problems, System Availability, BIG-IP Local Traffic Manager (LTM), Firewalls (Computer Science), Infrastructure Automation Frameworks, Information Technology, Palo Alto Networks, Terraform, Big Ip, Cisco, Servicenow - **Published:** October 16, 2026 - **Apply:** https://www.dice.com/job-detail/d31ed90a-efee-4590-9f55-25f3a94ba457 ## About the Role * 5+ years of F5 BIG IP experience. * Deep, recent hands on experience with F5 LTM (Local Traffic Manager) in large enterprise production environments. * Deep, recent hands on experience with F5 GTM/DNS (Global Traffic Manager). * Strong understanding of load balancing, application traffic management, DNS, high availability, failover, and traffic distribution. * Hands on experience configuring and troubleshooting F5 virtual servers, pools, nodes, health monitors, profiles, persistence, SSL/TLS, and related BIG IP functionality. * Experience supporting complex physical and virtual F5 BIG IP deployments. * Experience performing F5 migrations, hardware/platform replacements, configuration migrations, upgrades, patching, and lifecycle management. * Strong F5 troubleshooting skills with demonstrated experience resolving complex production issues independently. * Experience with F5 performance, capacity, resiliency, security hardening, and infrastructure optimization. * Ability to analyze existing F5 implementations and recommend practical improvements. * Experience working with F5 in highly available, business critical enterprise environments. * Experience with Palo Alto firewalls, particularly policy management and complex troubleshooting. * Intermediate Cisco routing and switching knowledge. * Strong TCP/IP, routing, switching, DNS, SSL/TLS, firewall, and network troubleshooting fundamentals. * Experience serving as a senior/L3 escalation point for complex infrastructure issues. * Strong root cause analysis and problem solving capabilities. * Ability to lead technical implementations and provide guidance to other engineers. * Strong technical documentation and communication skills. Desired Skillset: * Terraform experience, particularly automating F5 or network infrastructure configuration. * Infrastructure as Code and automated provisioning experience. * AWS networking experience, including familiarity with AWS CloudFront and cloud network/security services. * Experience supporting hybrid data center and AWS environments. * Ansible or Ansible Automation Platform experience. * F5 ASM/WAF experience. * Additional Palo Alto firewall experience. * Azure or GCP network, firewall, or load balancing experience. * ServiceNow and/or Jira experience. * F5, Palo Alto, Cisco, AWS, or Terraform certifications are a plus. Education: Bachelor's degree in Computer Science, Computer Engineering, Information Technology, Network Engineering, or a related technical field. ## Description * Serve as a senior F5 BIG IP subject matter expert, with primary responsibility for F5 LTM and GTM/DNS engineering. * Manage and support complex enterprise F5 LTM configurations, including virtual servers, pools, nodes, monitors, profiles, persistence, SSL/TLS, traffic management, and high availability. * Support F5 GTM/DNS, including global traffic management, DNS based application availability, traffic distribution, and failover. * Troubleshoot complex F5 production issues involving application traffic, load balancing, DNS, connectivity, SSL/TLS, performance, and availability. * Perform root cause analysis for difficult F5 and network incidents and serve as an L3 escalation point for engineering related issues. * Support F5 infrastructure modernization, including hardware replacements, platform migrations, configuration migrations, upgrades, and lifecycle management. * Evaluate and implement F5 patches, software upgrades, security updates, and configuration hardening requirements. * Support both physical and virtual F5 BIG IP environments and help optimize the existing F5 infrastructure footprint. * Review existing F5 implementations and recommend improvements related to resiliency, performance, security, capacity, and operational efficiency. * Use Terraform and Infrastructure as Code practices to automate F5 configuration, deployment, and provisioning where appropriate. * Support Palo Alto firewall policy management and advanced firewall troubleshooting. * Troubleshoot Cisco routing, switching, and network connectivity issues that affect F5 and application traffic. * Support F5 and network services within hybrid and AWS heavy cloud environments, including exposure to AWS CloudFront and related networking and security services. * Create implementation plans, change documentation, troubleshooting procedures, and technical standards. * Provide technical leadership and mentoring to other network engineers. * Support scheduled after hours implementation windows for complex or business critical F5 changes when required.